Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: ABHLMIBHDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-512 A Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-576 A Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-838 A Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-838 2 Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-838 4 Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-838 5 Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-838 6 Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-838 7 Pontiac MI 9323 MICHIGAN BELL TEL CO 340      
248-944 A Pontiac MI 9323 MICHIGAN BELL TEL CO 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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